Home / 133,029.70-199,544.55-83,263.30

Finding the Fourth Proportional to 133,029.70, 199,544.55 and 83,263.30

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Solution

The fourth proportional to 133,029.70, 199,544.55 and 83,263.30 is: 124,894.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,029.70 : 199,544.55 = 83,263.30 : x
  2. Step 2: Convert to fraction form
    133,029.70/199,544.55 = 83,263.30/x
  3. Step 3: Cross multiply
    133,029.70x = 199,544.55 × 83,263.30
  4. Step 4: Simplify right side
    133,029.70x = 16,614,737,730.02
  5. Step 5: Solve for x
    x = 16,614,737,730.02/133,029.70
  6. Step 6: Final answer
    x = 124,894.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.